Home / 109,399.28-164,098.84-26,293.28

Finding the Fourth Proportional to 109,399.28, 164,098.84 and 26,293.28

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Solution

The fourth proportional to 109,399.28, 164,098.84 and 26,293.28 is: 39,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,399.28 : 164,098.84 = 26,293.28 : x
  2. Step 2: Convert to fraction form
    109,399.28/164,098.84 = 26,293.28/x
  3. Step 3: Cross multiply
    109,399.28x = 164,098.84 × 26,293.28
  4. Step 4: Simplify right side
    109,399.28x = 4,314,696,747.80
  5. Step 5: Solve for x
    x = 4,314,696,747.80/109,399.28
  6. Step 6: Final answer
    x = 39,439.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.